单项选择题

The policy ______ made, the next problem was how to carry it out.

A．having been
B．being
C．had been
D．was
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单项选择题
He enjoyed the dessert so much that he accepted a second ______ when it was offered.
A．load
B．pile
C．helping
D．sharing
单项选择题
If it ______ too much trouble, I'd love a cup of coffee.
A．hadn't been
B．isn't
C．weren't
D．may not be
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